Wheel loader 5095 not driving

[Denis623 0]

Hi. 
I bought from an auction last year a wacker neuson wheel loader 5095, but today i got the error code: spn516420 while i was driving it on the road and it just stoped driving. The engine runs just fine, but it doesnt want to drive. I checked all the fuses, all fine. Only the error code showing.  Im from Romania and there are not so many dealears around. Please help. 
 

[Denis623 0]

Hi again. 
i have more error codes: 516406, 516401, 516417. 
please help.
also, the brakeLight when i press the pedal stoped working, the reverse warning stoped working Also. 
please help